and michelle obama, it's exhausting. it's like running the boston marathon and you see the ribbon at the end, and you're like look, we're almost done. >> listen and also remember for president obama, this is his last campaign in his life. this is an end of a political career in that sense. so it's got to have some sort of nostalgia. but the emotion, the charged up, the scrutiny they've been under. the schedule they've been under. both of them, it's a day full of emotion. >> michelle obama, much tougher than i've heard her. >> -- defend her husband. >> let me tell you something, personally wasn't happy when i said it but i said seriously your wife blows you aware on campaigning. i've seen her speak without notes, without teleprompter and she really goes all in, and she's a phenomenal campaigner. >> but iowa, the place is really important for this president. because the people he was talking to there are the people who gave him the legs politically that allowed him to become president of the united states. you think about